/*
 * This is Melet, a salary slip designer. Feed it with data regarding to salary payment, prepare it for print through the graphical presentation, and you have it done.
 * Copyright (C) 2014, AFDiaX
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * This program is based on UMLet, a Free UML Tool for Fast UML Diagrams.
 * To contact the authors of UMLet visit https://code.google.com/p/umlet/people/list
 * To contact the authors of Melet visit https://gna.org/users/gabocze
 */
package com.baselet.control.util;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.util.TimerTask;

public class RunningFileChecker extends TimerTask {

	private final File file;
	private final File ok_file;
	private final CanOpenDiagram canOpenDiagram;

	public RunningFileChecker(String filename, String okfile, CanOpenDiagram canOpenDiagram) {
		this.canOpenDiagram = canOpenDiagram;
		file = new File(filename);
		ok_file = new File(okfile);
	}

	@Override
	public void run() {
		try {
			Utils.safeCreateFile(file, false);
			BufferedReader reader = new BufferedReader(new FileReader(file));
			String filename = reader.readLine();
			reader.close();
			if (filename != null) {
				Utils.safeCreateFile(ok_file, true);
				Utils.safeDeleteFile(file, false);
				Utils.safeCreateFile(file, true);
				canOpenDiagram.doOpen(filename);
			}
		} catch (Exception ex) {
			ex.printStackTrace();
		}
	}

}
